{
   "epochs": [ {
      "calculation_time": "13366339307741091",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367005258280880",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "BD19AA0A11DC566FBE535D311ABF2EFC3298872CFE215D14FBA5663B93E3B163",
   "next_scheduled_calculation_time": "13367610058281000"
}
